USD $3.00-10.00 / Kilogram
USD $10.00-100.00 / Kilogram
USD $10.00-100.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $1.00-1.00 / Kilogram
USD $10.00-100.00 / Kilogram
we have gmp ,it conforms to usp35 standard
characteristics |
white or almost white crystalline powder. |
identification |
|
melting point |
198℃~202℃ |
loss on drying |
≤0.5% |
residue on ignition |
≤0.1% |
heavy metals |
≤0.002% |
related compounds
|
impurity a ≤0.2% |
|
impurity b ≤0.2% |
|
any other impurity ≤0.1% |
|
total impurities: ≤0.5% |
total bacteria quantity |
<50 cfu/g |
mold total yeast |
<20 cfu/g |
escherichia coli |
no detected |
bacterial endotoxins |
<5.0 eu/mg |
residual solvents |
chloroform ≤0.006% |
|
ethanol ≤0.5% |
|
n,n dimethyl formamide ≤0.088% |
assay(hplc) |
98.0%~102.0% |